ZIP 70397 (Theriot, LA) truck route planning & crash data
Plan safer truck routes around ZIP 70397: commercial truck and garbage truck crashes here and in Terrebonne Parish, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
7.7 deaths per 100 garbage-truck crashes vs 2.3 for all trucks.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Terrebonne Parish compares with Louisiana
Terrebonne Parish against Louisiana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Terrebonne Parish stands out
Full comparison
| Measure (2015–2025) | Terrebonne Parish | Louisiana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 53.6 | 81.5 | 49.7 | 34% below the state |
| Deaths per 100 crashes | 2.3 | 3.0 | 3.4 | 23% below the state |
| Injuries per crash | 0.84 | 0.77 | 0.49 | 1.1× the state |
| Garbage-truck share | 6.4% | 2.2% | 2.3% | 2.9× the state |
| On snow, slush or ice | 0.3% | 0.8% | 6.2% | 56% below the state |
| Morning rush (6–10 am) | 27.5% | 23.6% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 9.8% | 10.5% | 13.8% | same |
| Winter months (Nov–Mar) | 35.9% | 40.3% | 41.9% | 11% below the state |
| After dark | 11.6% | 23.9% | 24.8% | 51% below the state |
Terrebonne Parish sits below Louisiana on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It runs above Louisiana on injuries per crash, garbage-truck share and morning rush (6–10 am).
The headline for Terrebonne Parish: 1 in 16 garbage-truck share of crashes is 6.4%, against 2.2% for Louisiana.
Overview
Since 2015, 649 crashes involving commercial trucks have been reported in Terrebonne Parish. They injured 525 people and killed 14.
Across the years with complete reporting, that is roughly one truck crash every 7 days.
When crashes happen
Truck crashes peak in July (11.4% of the year) and are lowest in April (5.9%).
Winter months (Nov–Mar) carry 35.9% of truck crashes, vs 40.3% for Louisiana.
The busiest hour is 2–3 pm, with 9.9% of truck crashes.
Road surface: 0.3% of truck crashes were on snow, slush or ice (Louisiana: 0.8%).
Where crashes happen
Since 2015, no fatal large-truck crashes with a location were recorded within 10 miles of ZIP 70397.
Garbage & waste trucks
Garbage trucks account for 40 of the truck crashes here, or 6.2%, compared with 2.2% in Louisiana.
Garbage-truck crashes peak in August (15% of them).
Per 100 crashes, garbage trucks recorded 7.7 deaths compared with 2.3 for all trucks.
Route planning tips for ZIP 70397 fleets
- Build extra time into July routes: it has the most truck crashes here.
- Garbage-truck crashes here peak in August; review collection routes for that month.
- Morning starts matter: 27.5% of truck crashes fall between 6 and 10 am, higher than Louisiana.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Terrebonne Parish
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Terrebonne Parish) |
|---|---|
| La-24 | 146 |
| US-90 | 67 |
| La-57 | 54 |
| La-182 | 47 |
| La-311 | 46 |
| La-3040 | 40 |
| La-20 | 34 |
| La-56 | 28 |
ZIP 70397 at a glance
| Population | 971 |
| Density | 5 per sq mi |
| Median household income | $115,455 |
| Home ownership | 100% |
Waste facilities and haulers nearby
Historical data: truck crashes in Terrebonne Parish since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 33 | — | 1.5 |
| 2000s | 49 | +48% | 1.0 |
| 2010s | 65 | +34% | 0.6 |
| 2020s | 56 | -15% | 1.2 |
In the 1990s about 33 truck crashes a year were reported; in the 2020s, about 56. Reporting coverage also changed between these periods. Fatal large-truck crashes: 0.8 a year in 2016–19, 1.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 70397
How many truck crashes happen in ZIP 70397?
649 truck crashes have been reported in Terrebonne Parish since 2015, with 14 deaths and 525 injuries.
Which month has the most truck crashes in ZIP 70397?
July has the most truck crashes in Terrebonne Parish, 11.4% of the yearly total.
How many garbage truck accidents happen in ZIP 70397?
Since 2015, Terrebonne Parish has reported 40 garbage-truck crashes, or 6.2% of its truck crashes.
What is the truck crash rate in ZIP 70397 compared with Louisiana?
The yearly rate is 53.6 truck crashes per 100,000 residents in Terrebonne Parish, vs 81.5 for Louisiana.
What is the best way to plan truck routes in ZIP 70397?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.